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White smoke can mean a few different things, but it shouldn't be that hard to narrow down. If it is smoking out the tailpipe, that means that either coolant or a bunch of excess fuel is getting into the combustion chamber, or the engine is low on compression.
An Event Data Recorder, or EDR, is the “black box” networked into late-model cars and trucks. Just like aircraft applications, it’s designed to capture relevant onboard data before, during, and after a crash.